对异质刺激响应水凝的数值建模
Amin Rahmat1, Berk Altunkeyik2, Mostafa Safdari Shadloo3
1School of Chemical Engineering, <a href="https://ror.org/03angcq70">University of Birmingham</a>, United Kingdom.
Physical review. E
|December 18, 2024
概括
本研究介绍了热敏水凝的计算模型,揭示了机械特性如何影响流体排放. 不同质的设计可以直接释放流体,为先进的材料应用提供洞察力.
科学领域:
- 计算建模计算建模
- 材料科学是一种材料科学.
- 流体动力学 流体动力学
背景情况:
- 热反应性水凝表现出复杂的脱水行为.
- 了解水凝孔内的液体-固体相互作用至关重要.
- 水凝结构的异质性可以影响宏观性质.
研究的目的:
- 开发一种计算技术,用于模拟异质热反应性水凝.
- 为了研究机械性能对排水过程中流体排出的影响.
- 探索工程异质性如何控制定向流体释放.
主要方法:
- 采用了基于拉格朗日粒子的计算技术.
- 该模型解决了水凝孔内的局部流体-固体相互作用.
- 使用了灵感来自Menger海绵的异质设计.
主要成果:
- 水凝的机械性能 (收缩比,弹性模量) 直接影响排出的流体前线的发展.
- 在特定条件下,惰性流体喷流可以在早期脱水阶段产生.
- 不同质的设计影响流体释放的方向性.
结论:
- 开发的计算模型准确地捕捉了水凝脱水动态.
- 机械性能是流体排放模式的关键决定因素.
- 工程异质性为控制水凝中方向流体释放提供了一条途径.
相关概念视频
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Design Example: Creating a Hydraulic Model of a Dam Spillway
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